#include<stdio.h>
#include<stdlib.h>
#define len(array) sizeof(array)/sizeof(*array)
int prt(int *array);

int main(){
    int nums [100];
    for(int i=0;i<len(nums);i++){
        nums[i] = rand();
    }
    printf("%d, %d\n", len(nums), nums[2]);
    int n = prt(nums);
    printf("%d, %d\n", n, nums[2]);
    return 0;
}

int prt(int *array){
    int n = len(array);
    array[2] = 2313;
    return n;
}